Finding the Fourth Proportional to 12,227.97, 18,339.53 and 5,985.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,227.97 : 18,339.53 = 5,985.30 : x
2. Step 2: Convert to fraction form
   12,227.97/18,339.53 = 5,985.30/x
3. Step 3: Cross multiply
   12,227.97x = 18,339.53 × 5,985.30
4. Step 4: Simplify right side
   12,227.97x = 109,767,558.98
5. Step 5: Solve for x
   x = 109,767,558.98/12,227.97
6. Step 6: Final answer
   x = 8,976.76